Question

Which of the following does NOT occur during implantation?

• A. The embryo secretes enzymes that digest away part of the endometrium.
• B. The embryo is drawn into the endometrium and becomes surrounded by it
• C. The embryo forms finger - like projection that burrow into the uterine wall
• D. The embryo develops into a hollow ball with a fluid filled interior

Answer 1

The correct option is A The embryo secretes enzymes that digest away part of the endometrium.

The event which does not occur during implantation is that the embryo does not secretes enzymes that digest away part of teh endometrium.